---
title: "QueryFilterValidator"
description: "Validator for ensuring query filter correctness and compatibility"
---

## QueryFilterValidator

```python
QueryFilterValidator()
```

### Static Methods

#### validate()

```python
validate(query_descriptor) -> None
```

<ParamField path="query_descriptor" type="QueryDescriptor" required>
The query descriptor to validate.
</ParamField>

**Raises**: `InvalidInputException` - If validation fails due to incompatible filters or configuration errors.